25 -
Problem 1959
3. Preis
14+13. Matt in einem Zug!
[8/3p2p1/2pP4/P1P2KPk/rBRqPRR1/p1prppp1/P1NP4/1N2n3]
Start from the following position: (unlocking the position from this one is fairly easy)
and play forward: 1. Rc4 Qd4 2. Ng6 Ng2 3. Nh4 Ne1 4. Ng2 Nc2 5. Ne1 Na1 6. Nc2 Nb3 7. Na1 Nc1 8. Nb3 Ne2 9. Nc1 Ng1 10. Ne2 Nh3 11. Ng1 Nf2 12. Nh3 Nh1 13. Nf2 c6 14. Nd1 Nf2 15. Nb2 Nh3 16. Nd1 Ng1 17. Nf2 Ne2 18. Nh3 Nc1 19. Ng1 Nb3 20. Ne2 Na1 21. Nc1 Nc2 22. Nb3 Ne1 23. Na1 Ng2 24. Nc2 Ne1
So black moved last. #1 with 1. Rh4#.
Solution by Philippe Schnoebelen